html,body {
            margin: 0;
            padding: 0;
        }

        .main {
            width: 443px;
            height: 240px;
            margin: 0 auto;
            position: relative;
            overflow: hidden;
        }

        .main-box {
            width: 1772px;
            height: 24px;
            position: absolute;
            top: 0;
            left: 0;
        }

        .main img {
            width: 443px;
            height: 240px;
            float: left;
        }

        .left{
            left: -443px;
           

        }